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Cheap flights from Ottawa to Las Vegas from $132

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Las Vegas departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ottawa to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
3:45 pm - 9:29 pm
YOW
-
LAS
8h 44m
1 stop
WestJet Logo
12:35 pm - 12:22 am
LAS
-
YOW
8h 47m
1 stop
$181WestJet
jue., abr. 30 - mar., may. 5
WestJet Logo
3:45 pm - 9:29 pm
YOW
-
LAS
8h 44m
1 stop
WestJet Logo
8:00 am - 12:22 am
LAS
-
YOW
13h 22m
2 stops
$186WestJet
jue., abr. 30 - mar., may. 5
WestJet Logo
5:15 pm - 8:20 pm
YOW
-
LAS
30h 05m
2 stops
WestJet Logo
1:25 pm - 6:55 am
LAS
-
YOW
14h 30m
2 stops
$197WestJet
jue., abr. 30 - mar., may. 5
WestJet Logo
6:00 am - 6:39 pm
YOW
-
LAS
15h 39m
2 stops
WestJet Logo
8:00 am - 12:39 am
LAS
-
YOW
13h 39m
2 stops
$207WestJet
dom., feb. 8 - mar., feb. 10
WestJet Logo
6:00 am - 6:13 pm
YOW
-
LAS
15h 13m
1 stop
WestJet Logo
8:00 am - 12:39 am
LAS
-
YOW
13h 39m
2 stops
$211WestJet
dom., feb. 8 - mar., feb. 10
WestJet Logo
6:00 am - 6:39 pm
YOW
-
LAS
15h 39m
2 stops
WestJet Logo
1:10 pm - 4:53 pm
LAS
-
YOW
24h 43m
2 stops
$212WestJet
vie., abr. 10 - mar., abr. 14
WestJet Logo
6:00 am - 12:54 pm
YOW
-
LAS
9h 54m
1 stop
WestJet Logo
12:35 pm - 12:22 am
LAS
-
YOW
8h 47m
1 stop
$216WestJet
dom., may. 3 - vie., may. 8
WestJet Logo
6:00 am - 12:54 pm
YOW
-
LAS
9h 54m
1 stop
WestJet Logo
1:45 pm - 5:28 am
LAS
-
YOW
12h 43m
2 stops
$217WestJet
dom., may. 3 - vie., may. 8
United Airlines Logo
2:15 pm - 9:57 pm
YOW
-
LAS
10h 42m
1 stop
United Airlines Logo
11:50 pm - 2:27 pm
LAS
-
YOW
11h 37m
1 stop
$219United Airlines
vie., feb. 6 - lun., feb. 9
WestJet Logo
1:05 pm - 6:40 pm
YOW
-
LAS
8h 35m
1 stop
WestJet Logo
12:35 pm - 12:22 am
LAS
-
YOW
8h 47m
1 stop
$221WestJet
dom., may. 3 - vie., may. 8

WestJet flights from Ottawa to Las Vegas

Our best WestJet deals on Ottawa to Las Vegas flight tickets
WestJet
Apr 30
YOW3:45 pmOttawa
8h 44m
1 stop
LAS9:29 pmLas Vegas Harry Reid Intl
May 5
LAS12:35 pmLas Vegas Harry Reid Intl
8h 47m
1 stop
YOW12:22 amOttawa
$181
WestJet
Apr 30
YOW3:45 pmOttawa
8h 44m
1 stop
LAS9:29 pmLas Vegas Harry Reid Intl
May 5
LAS8:00 amLas Vegas Harry Reid Intl
13h 22m
2 stops
YOW12:22 amOttawa
$186
WestJet
Apr 30
YOW5:15 pmOttawa
30h 05m
2 stops
LAS8:20 pmLas Vegas Harry Reid Intl
May 5
LAS1:25 pmLas Vegas Harry Reid Intl
14h 30m
2 stops
YOW6:55 amOttawa
$197

Air Canada flights from Ottawa to Las Vegas

Our best Air Canada deals on Ottawa to Las Vegas flight tickets
Air Canada
Apr 18
YOW6:05 pmOttawa
7h 24m
1 stop
LAS10:29 pmLas Vegas Harry Reid Intl
Apr 22
LAS4:50 pmLas Vegas Harry Reid Intl
10h 55m
1 stop
YOW6:45 amOttawa
$225
Air Canada
Feb 8
YOW10:20 amOttawa
15h 11m
1 stop
LAS10:31 pmLas Vegas Harry Reid Intl
Feb 10
LAS4:45 pmLas Vegas Harry Reid Intl
10h 58m
1 stop
YOW6:43 amOttawa
$236
Air Canada
Feb 24
YOW5:50 pmOttawa
9h 14m
1 stop
LAS12:04 amLas Vegas Harry Reid Intl
Mar 2
LAS11:30 pmLas Vegas Harry Reid Intl
8h 38m
1 stop
YOW11:08 amOttawa
$243

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated enero 15, 2026.
Use the filters below to find and compare flights from Ottawa to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

jue. 4/30

3:45 pm-9:29 pm

1 stop8h 44m

Las Vegas Harry Reid Intl

mar. 5/5

12:35 pm-12:22 am

1 stop8h 47m

$181

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

jue. 4/30

3:45 pm-9:29 pm

1 stop8h 44m

Las Vegas Harry Reid Intl

mar. 5/5

8:00 am-12:22 am

2 stops13h 22m

$186

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

jue. 4/30

5:15 pm-8:20 pm

2 stops30h 05m

Las Vegas Harry Reid Intl

mar. 5/5

1:25 pm-6:55 am

2 stops14h 30m

$197

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

dom. 2/8

6:00 am-6:39 pm

2 stops15h 39m

Las Vegas Harry Reid Intl

mar. 2/10

8:00 am-12:39 am

2 stops13h 39m

$207

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

dom. 2/8

6:00 am-6:13 pm

1 stop15h 13m

Las Vegas Harry Reid Intl

mar. 2/10

8:00 am-12:39 am

2 stops13h 39m

$211

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

vie. 4/10

6:00 am-6:39 pm

2 stops15h 39m

Las Vegas Harry Reid Intl

mar. 4/14

1:10 pm-4:53 pm

2 stops24h 43m

$212

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

dom. 5/3

6:00 am-12:54 pm

1 stop9h 54m

Las Vegas Harry Reid Intl

vie. 5/8

12:35 pm-12:22 am

1 stop8h 47m

$216

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

dom. 5/3

6:00 am-12:54 pm

1 stop9h 54m

Las Vegas Harry Reid Intl

vie. 5/8

1:45 pm-5:28 am

2 stops12h 43m

$217

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

vie. 2/6

2:15 pm-9:57 pm

1 stop10h 42m

Las Vegas Harry Reid Intl

lun. 2/9

11:50 pm-2:27 pm

1 stop11h 37m

$219

OttawaLas Vegas

YOW - LAS

YOWLAS

Ottawa

dom. 5/3

1:05 pm-6:40 pm

1 stop8h 35m

Las Vegas Harry Reid Intl

vie. 5/8

12:35 pm-12:22 am

1 stop8h 47m

$221

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Ottawa to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

The month of May is, on average, the cheapest month to fly to Las Vegas from Ottawa, with most prices found around $263. The month of January is another great option to travel to Las Vegas, with average flight prices from Ottawa averaging around $272.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Wednesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $219. Flights from Ottawa to Las Vegas on a Sunday will generally be more expensive and average around $300. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the morning when flights can be purchased for as low as $259. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $272. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Ottawa to Las Vegas Harry Reid Intl flight route?

Fly from Ottawa to Las Vegas Harry Reid Intl for the best Ottawa - Las Vegas Harry Reid Intl flight prices

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $319 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Ottawa for as low as $254 on momondo.

What cabin class options are available on Ottawa to Las Vegas Harry Reid Intl flights?

There is only 1 cabin class available to choose from on Ottawa to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ottawa to Las Vegas flights?

You could potentially save up to 24% on your flight if you consider stops on a Ottawa to Las Vegas flight.

How have Ottawa to Las Vegas flight prices changed over time?

As of January 2026, prices for Ottawa to Las Vegas flights are approximately 85% more expensive when compared to flights at the same time last year.

When to book flights from Ottawa to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Las Vegas (YOW to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Las Vegas

Fastest flight time

8h 44m

Direct flights

None
The fastest flight from Ottawa to Las Vegas takes 8h 44m
There are no direct flights from Ottawa to Las Vegas. There are no popular flight routes from Ottawa to Las Vegas.
Search flight deals

  • How far is Ottawa to Las Vegas Harry Reid Intl by plane?

    There are 2134.1 mi between Ottawa and Las Vegas Harry Reid Intl. In terms of flight time, this usually takes a little over 8h 44m.

  • When did momondo last update prices for flights from Ottawa Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Ottawa Airport to Las Vegas Harry Reid Intl Airport are updated daily.

  • How many operators does momondo search for flights from Ottawa Airport to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from Ottawa Airport to Las Vegas Harry Reid Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ottawa to Las Vegas?

  • What is the most popular airline from Ottawa to Las Vegas?

Best airlines flying from Ottawa to Las Vegas

Compare and see reviews for airlines that fly from Ottawa to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $180Free CancellationRating
8.0
407 reviews
Search Porter Airlines flights
United AirlinesPriceFrom $216Free CancellationRating
7.4
9,164 reviews
Search United Airlines flights
WestJetPriceFrom $216Free CancellationRating
7.2
3,243 reviews
Search WestJet flights
Air CanadaPriceFrom $238Free CancellationRating
7.1
10,624 reviews
Search Air Canada flights

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Paradise
Mesquite
North Las Vegas
Kingman
Pahrump
Primm
Furnace Creek
Sunrise Manor
Boulder City
Winchester
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Las Vegas?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ottawa to Las Vegas for you.

Can I find flights from Ottawa to Las Vegas with flexible booking policies on momondo?

All flight searches from Ottawa to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ottawa to Las Vegas?

Once you have performed a search for Ottawa to Las Vegas flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ottawa to Las Vegas right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Las Vegas, momondo offers a useful price alert feature which will track prices for flights to Las Vegas from Ottawa and alert you when they change.

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